package top.ghovos.edgar.springbootproject02;

import org.apache.commons.logging.LogFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.context.event.ApplicationReadyEvent;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.ApplicationEvent;
import org.springframework.context.ApplicationListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.event.ApplicationEventMulticaster;
import org.springframework.context.event.SimpleApplicationEventMulticaster;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.core.env.Environment;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Component;

import java.awt.desktop.AppReopenedListener;


@EnableConfigurationProperties(CustomProperties.class)
public class Lab2AutoConfig {

    @Bean
    @ConditionalOnProperty(prefix = "edgar.auto" ,name = "enable", havingValue = "true")
    CommandLineRunner createCustomCommandLineRunner(Environment env){
        return  new CustomCommandLineRunner(env);
    }

    @Bean(AbstractApplicationContext.APPLICATION_EVENT_MULTICASTER_BEAN_NAME)
    ApplicationEventMulticaster customApplicationEventMulticaster(ThreadPoolTaskExecutor taskExecutor){
        SimpleApplicationEventMulticaster eventMulticaster=new SimpleApplicationEventMulticaster();
        eventMulticaster.setTaskExecutor(taskExecutor);
        return eventMulticaster;
    }

    /**
     * 自定义事件
      */
    static class NoticeEvent extends ApplicationEvent {
        private static  final Logger logger= LoggerFactory.getLogger(NoticeEvent.class);
        /**
         * 存储信息
         */
        private final String message;
        public NoticeEvent(String  message) {
            super(message);
            this.message=message;
            logger.info("添加事件成功 ! message: {}",message);
        }
        public String getMessage(){return message;}
    }

    /**
     * 自定义事件监听器
     */
    @Component
    static class NoticeListener implements ApplicationListener<NoticeEvent>{
        private static final Logger logger= LoggerFactory.getLogger(NoticeListener.class);
        @Override
        public void onApplicationEvent(NoticeEvent noticeEvent) {
            logger.info("事件监听器获取到　NoticeEvent, 睡眠当前线程2秒...");
            try{
                Thread.sleep(2000);
            }catch (InterruptedException e){
                e.printStackTrace();
            }
            logger.info("NoticeEvent 的 message 属性是 : {}",noticeEvent.getMessage());
        }
    }

    @Bean
    public ApplicationListener<ApplicationReadyEvent> listener(){
       return new ApplicationListener<ApplicationReadyEvent>() {
           @Override
           public void onApplicationEvent(ApplicationReadyEvent applicationReadyEvent) {
               System.out.println("自定义ApplicationReadyEvent 监听器");
           }
       };
    }



}
